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Ratings

Rated power supply24 VDC
Allowable voltage fluctuation range90% to 110% of rated voltage
Current consumption
(per display)
M7E-08 (at 24 VDC)
Red LED: 120 mA max.
Green LED: 160 mA max.
M7E-12 (at 24 VDC)
Red LED: 200 mA max.
Green LED: 330 mA max.
Red/Green LED (orange: lit): 330 mA max.
M7E-20 (at 24 VDC)
Red LED: 420 mA max.
Green LED: 500 mA max.
Red/Green LED (orange: lit): 500 mA max.
Input levelNegative logicStandardHigh: 4 V to power supply voltage
Low: 0 to 1.5 V
Ambient temperatureOperating: -10°C to 55°C (with no icing)
Storage: -25°C to 70°C (with no icing)
Ambient humidityOperating: 35% to 85% (with no condensation)

Characteristics

Insulation resistance100 MΩ min. (at 500 VDC) between each terminal and mounting panel
Dielectric strength500 VAC, 50/60 Hz for 1 min between each terminal and mounting panel
Noise immunity
(See note.)
Power terminal:
±500 V
Input terminals:
±500 V (normal mode)
±1,500 V (common mode)
Vibration resistanceDestruction: 10 to 55 Hz, 0.75-mm double amplitude
Shock resistanceDestruction: 300 m/s2
Degree of protectionIEC IP40 (portion on panel surface

Note:
1. Initial values

2. Impulse conditions:

Rise time: 1 ns +10% max.

Pulse width: 100 ns, 1 μs

Polarity: Positive, negative, asynchronous to power frequency, 100 Hz repeat frequency.

Caution: In the interenst of product improvement, specifications are subject to change without notice.